The problems of rehabilitation and protection of small rivers and reservoirs. Hydroecological aspekty.ucheb. manual for schools / Problemy vosstanovleniya i okhrany malykh rek i vodoemov. Gidroekologicheskie aspekty.Ucheb. posobie dlya vuzov

vosstanovleniya

Hardcover

ISBN: 978-966-8942-42-6

ISBN-10: 966-8942-42-6

Feshn Buks ยท 2009